FreeRDP up to 2.10.x/3.0.0-beta2 Remote Desktop Protocol the out-of-bounds write

Summaryinfo

A vulnerability was found in FreeRDP up to 2.10.x/3.0.0-beta2. It has been classified as critical. The impacted element is an unknown function of the component Remote Desktop Protocol. Performing a manipulation of the argument the results in out-of-bounds write. This vulnerability is cataloged as CVE-2023-39352. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in FreeRDP up to 2.10.x/3.0.0-beta2. This affects an unknown code block of the component Remote Desktop Protocol. The manipulation of the argument the with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an invalid offset validation leading to Out Of Bound Write. This can be triggered when the values `rect->left` and `rect->top` are exactly equal to `surface->width` and `surface->height`. eg. `rect->left` == `surface->width` && `rect->top` == `surface->height`. In practice this should cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

The weakness was shared 09/01/2023 as GHSA-whwr-qcf2-2mvj. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-39352 since 07/28/2023. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 216351 (Debian dla-4053 : freerdp2-dev - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.11.0 or 3.0.0-beta3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (216351). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Remote Access Software

Name

• FreeRDP

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 3.0.0-beta1
• 3.0.0-beta2

License

• open-source

Website

• Product: https://github.com/FreeRDP/FreeRDP/

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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